Machine tool

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 9975180
SERIAL NO

14823164

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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A machine tool can perform a turning process using a fixed tool and a milling process using a rotating tool. The machine tool includes: a tool spindle having an air supply portion, for rotating the rotating tool; a lower tool rest for mounting a plurality of fixed tools thereon; a tool holder having a tapered surface restraining a tool, and attached to the lower tool rest, for detachably holding the tool; an automatic tool changer; and a special tool mounted on the tool spindle, into which the air is introduced from the air supply portion. When the tool is automatically changed by the automatic tool changer, the special tool mounted on the tool spindle is coupled to the tool holder, and the air from the air supply portion is supplied to the tapered surface through the special tool.

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Patent Owner(s)

Patent OwnerAddress
DMG MORI CO LTD2-1 SANJOHONMACHI NARA-SHI NARA 6308122 JAPAN

International Classification(s)

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  • 2015 Application Filing Year
  • B23Q Class
  • 548 Applications Filed
  • 424 Patents Issued To-Date
  • 77.38 % Issued To-Date
Click to zoom InYear of Issuance% of Matters IssuedCumulative IssuancesYearly Issuances2015201620172018201920202021202220230255075100

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Fujimoto, Koji Yamatokoriyama, JP 126 1056
Kuriya, Tatsuhiko Yamatokoriyama, JP 20 30

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Patent Citation Ranking

  • 2 Citation Count
  • B23Q Class
  • 40.32 % this patent is cited more than
  • 7 Age
Citation count rangeNumber of patents cited in rangeNumber of patents cited in various citation count ranges1001416101 - 1011 - 2021 - 300102030405060708090100110120130140150

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